You cannot raise the standard against oppression, or leap into the breach to relieve injustice, and still keep an open mind to every disconcerting fact, or an open ear to the cold voice of doubt.
But as population became denser, the natural chemical and biological recycling processes became overloaded, calling for a redefinition of property rights.
Perhaps, when we examine the causes of many social changes and political upheavals, we will find the marks of its presence and its principal ideals.

